12815400960
12,815,400,960 is an even composite number composed of four prime numbers multiplied together.
12815400960 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 12815400960:
215 × 33 × 5 × 2897
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 2897)See below for interesting mathematical facts about the number 12815400960 from the Numbermatics database.
Names of 12815400960
- Cardinal: 12815400960 can be written as Twelve billion, eight hundred fifteen million, four hundred thousand, nine hundred sixty.
Scientific notation
- Scientific notation: 1.281540096 × 1010
Factors of 12815400960
Divisors of 12815400960
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 90 96 108 120 128 135 144 160 180 192 216 240 256 270 288 320 360 384 432 480 512 540 576 640 720 768 864 960 1024 1080 1152 1280 1440 1536 1728 1920 2048 2160 2304 2560 2880 2897 3072 3456 3840 4096 4320 4608 5120 5760 5794 6144 6912 7680 8192 8640 8691 9216 10240 11520 11588 12288 13824 14485 15360 16384 17280 17382 18432 20480 23040 23176 24576 26073 27648 28970 30720 32768 34560 34764 36864 40960 43455 46080 46352 49152 52146 55296 57940 61440 69120 69528 73728 78219 81920 86910 92160 92704 98304 104292 110592 115880 122880 130365 138240 139056 147456 156438 163840 173820 184320 185408 208584 221184 231760 245760 260730 276480 278112 294912 312876 347640 368640 370816 391095 417168 442368 463520 491520 521460 552960 556224 625752 695280 737280 741632 782190 834336 884736 927040 1042920 1105920 1112448 1251504 1390560 1474560 1483264 1564380 1668672 1854080 2085840 2211840 2224896 2503008 2781120 2966528 3128760 3337344 3708160 4171680 4423680 4449792 5006016 5562240 5933056 6257520 6674688 7416320 8343360 8899584 10012032 11124480 11866112 12515040 13349376 14832640 16686720 17799168 20024064 22248960 23732224 25030080 26698752 29665280 33373440 35598336 40048128 44497920 47464448 50060160 53397504 59330560 66746880 71196672 80096256 88995840 94928896 100120320 106795008 118661120 133493760 142393344 160192512 177991680 200240640 213590016 237322240 266987520 284786688 320385024 355983360 400481280 427180032 474644480 533975040 640770048 711966720 800962560 854360064 1067950080 1281540096 1423933440 1601925120 2135900160 2563080192 3203850240 4271800320 6407700480 12815400960
- Sum of all divisors σ(n): 45580903200
- Sum of proper divisors (its aliquot sum) s(n): 32765502240
- 12815400960 is an abundant number, because the sum of its proper divisors (32765502240) is greater than itself. Its abundance is 19950101280
Bases of 12815400960
- Binary: 10111110111101101110000000000000002
- Hexadecimal: 0x2FBDB8000
- Base-36: 5VXYIO0
Squares and roots of 12815400960
- 12815400960 squared (128154009602) is 164234501765568921600
- 12815400960 cubed (128154009603) is 2104730991591593652818804736000
-
The
square root of 12815400960 is 113205.1277990533 -
The
cube root of 12815400960 is 2340.1519953865
Scales and comparisons
How big is 12815400960?- 12,815,400,960 seconds is equal to 407 years, 25 weeks, 3 days, 9 hours, 36 minutes.
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To count from 1 to 12,815,400,960 would take you about eight hundred fourteen years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 12815400960 cubic inches would be around 195 feet tall.
Recreational maths with 12815400960
- 12815400960 backwards is 06900451821
- 12815400960 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12815400960's digits is 36
- More coming soon!
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